Presentation 2010-12-10
Quantification of Small Devices using EMI Test Instrument with Microstripline Structure
Erika KAWABATA, Kazuyuki SAKIYAMA, Toru YAMADA, Toshihiko TANIGUCHI,
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Abstract(in English) Recently, a great demand for the execution of EMC tests to electric small devices has increased. In this paper, novel measuring method for EMI observation of electric device radiation noise is proposed. The instrument is constructed by microstripline structure which have been already applied for our EMS testing. It has high sensitivity for weak noise power and effective to use multi-usage EMC evaluation. At first, the noise detection performance of this instrument by measuring the small emission noise quantitatively is evaluated, and this maicrostripline structure get better performance compared to the ordinary TEM cell instrument. Next, by using of standard antenna model which approximate noise source, the noise detection performance is evaluated by experiment and analysis from 30MHz to 2.5GHz band. Furthermore, less than 500MHz band, the noise detection performance depends on formdevice shape and position, because of capacitance coupling between microstripline and DUT. Finally, the calibration method for noise quantification is proposed. This EMI evaluation method using the test instrument of the microstripline structure is very effective as well as EMS evaluation.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) EMC / Microstripline / TEM mode / Magnetic field coupling / Electric field coupling
Paper # EMCJ2010-94
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Conference Information
Committee EMCJ
Conference Date 2010/12/3(1days)
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Paper Information
Registration To Electromagnetic Compatibility (EMCJ)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Quantification of Small Devices using EMI Test Instrument with Microstripline Structure
Sub Title (in English)
Keyword(1) EMC
Keyword(2) Microstripline
Keyword(3) TEM mode
Keyword(4) Magnetic field coupling
Keyword(5) Electric field coupling
1st Author's Name Erika KAWABATA
1st Author's Affiliation Panasonic Photo & Lighting Co., Ltd.()
2nd Author's Name Kazuyuki SAKIYAMA
2nd Author's Affiliation Panasonic Co., Ltd.
3rd Author's Name Toru YAMADA
3rd Author's Affiliation Panasonic Co., Ltd.
4th Author's Name Toshihiko TANIGUCHI
4th Author's Affiliation Panasonic Photo & Lighting Co., Ltd.
Date 2010-12-10
Paper # EMCJ2010-94
Volume (vol) vol.110
Number (no) 332
Page pp.pp.-
#Pages 6
Date of Issue